Search the Insulator Patent Reference Library

Search the Insulator Patent Reference Library:

SELECT DISTINCT patent.*, YEAR(date) as year FROM patent LEFT JOIN category ON category.patent = patent.patent AND category.type = patent.type WHERE (category.class = '65') AND (category.subclass = '41') ORDER BY category ASC, date, patent, type

Total of 5 patents found where: Class is '65'; Subclass is '41';

View a patent by clicking on the patent number. You can sort by any of the columns by clicking on the column name.

T / S	Patent	Date	Description	Patentee	Category	Assigned To
		Insulator
U	2,418,713	April 8, 1947	Thermally Toughened Insulator CD 228.5: tempering the surface of glass insulators for added strength	HOLMES, Minot K. PLUMMER, Jesse H.	Insulator	Owens-Illinois Glass Co.
		OI
U	2,127,150	August 16, 1938	Method of Forming Hollow Glass Articles Internal decorating of blocks prior to assembly	ZIMMERMAN, Willard P. HOLMES, Minot K.	OI	Owens-Illinois Glass Co.
U	2,149,246	February 28, 1939	Method of Manufacturing Hollow Glass Articles Aluminum welding of blocks	ZIMMERMAN, Willard P. HOLMES, Minot K.	OI	Owens-Illinois Glass Co.
U	2,170,602	August 22, 1939	Method of Producing Glass Building Blocks Bonding agent applied to mortar bearing block sides	BAUER, John E.	OI	Owens-Illinois Glass Co.
		Suspension
U	2,198,734	April 30, 1940	Insulator Suspension disk with crown more tempered than skirt for strength	LITTLETON, Jesse T.	Suspension	Corning Glass Works

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